Table 2

Description of costs, data sources and sample sizes

Description	Type of cost	Description	Data sources	Sample size
Programme costs	Direct	Cost of implementing the Afya intervention	Project accounts of the implementation institutions. Key informant interviews with the project staff.	N/A
Healthcare service costs	Direct	Cost of visits made for ANC, delivery, PNC and immunisation	Health facility records and accounts. Key informant interviews with the facility managers.	48 facilities
	Indirect	Opportunity cost of the increase in the workload of the facility staff, as the CCT payment is likely to stimulate demand for these health services	Key informant interviews with a subsample of facility staff.	A purposive sample of health workers in both arms (n=20)